Transportation boss Sean Duffy, airlines bristle at DHS chief Mullin’s pitch to pause processing at ‘sanctuary city’ airports
Transportation Secretary Sean Duffy and airline trade groups have criticized Homeland Security Secretary Markwayne Mullin's proposal to halt customs processing at airports in 'sanctuary cities.' The proposal aims to impact major airports in cities like New York, Chicago, and Los Angeles, which could disrupt airline and tourism operations. Duffy emphasized the importance of maintaining air travel access regardless of political disagreements.
- ▪Homeland Security Secretary Markwayne Mullin proposed to halt customs processing at airports in sanctuary cities.
- ▪Airline trade groups and Transportation Secretary Sean Duffy have publicly opposed this proposal.
- ▪Around 50 million international travelers arrived at New York City's three main airports in 2025.
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Politics Transportation boss Sean Duffy, airlines bristle at DHS chief Mullin’s pitch to pause processing at ‘sanctuary city’ airports By Josh Christenson Published May 22, 2026, 10:54 a.m. ET See more of our coverage in your search results. Add The New York Post on Google WASHINGTON — Airline trade groups and even Transportation Secretary Sean Duffy have hit back at a proposal from Homeland Security Secretary Markwayne Mullin that would halt customs processing at “sanctuary city” airports refusing to cooperate with the Trump administration’s immigration agenda. Mullin floated the plan to halt immigration procedures in an April Fox News interview shortly after being confirmed — and again in a May 13 meeting with airline and travel industry leaders, The Atlantic first reported.
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